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Electric Circuits

Electric Circuits
Condition for reciprocity in case of ABCD parameters is

 AB-CD = 1.
 AD-BC = 0.
  AB-CD = 0.
 AD-BC = 1 .

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Electric Circuits
When water is added to sulphuric acid

  acid particles get separated.
  water start boiling.
  lot of heat is generated.
  colour of acid changes.

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Electric Circuits
A parallel plate capacitor with air as dielectric, force between plate is F. If capacitor is now immersed water of dielectric εr, force between plate will be –

 0.
 F.
 εr/F.
 F εr.

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Electric Circuits
The norton equivalent of the circuit shown in the figure is

 1A, 5/6 Ohm
 0.75 A, 1.5 Ohm
 1A, 1.5 Ohm
 0.75A, 5/6 Ohm

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Electric Circuits
In series R, L circuit power factor can be defined as

 R/Z
 P/S
 Vr/V
All of these

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Electric Circuits
Say A point has an absolute potential of 40 V and point B has an absolute potential of - 10 V, then what will be the value of VBA ?

  30 V.
  - 50 V.
 50 V.
  none of above.

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MORE MCQ ON Electric Circuits

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